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Author Question: What is the number of equivalents of the base PO43-? A) 2 B) 3 C) 4 D) ... (Read 52 times)

fox

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on: Jun 25, 2018
What is the number of equivalents of the base PO43-?
 
  A) 2
  B) 3
  C) 4
  D) 8

Question 2

What is the rule for determining an equivalent for calculating the normality of a base or salt solution?
 
  A) An equivalent is the number of hydrogen atoms present in the base or salt.
  B) An equivalent is the number of hydrogen ions with which it can theoretically combine.
  C) An equivalent is the total number of hydroxide (OH-) groups divided by the number of hydrogen atoms present.
  D) An equivalent is the total number of positively charged ions present in the molecule.


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prumorgan

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Reply #1 on: Jun 25, 2018
Answer to Question 1

B

Answer to Question 2

B


fox

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Reply 2 on: Jun 25, 2018
:D TYSM

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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